參數(shù)資料
型號： AD549S
廠商： Analog Devices, Inc.
英文描述： Ultralow Input Bias Current Operational Amplifier
中文描述： 超低輸入偏置電流運算放大器
文件頁數(shù)： 2/12頁
文件大?。?/td> 418K
代理商： AD549S
AD549–SPECIFICATIONS
Model
AD549J
Min
AD549K
Min
AD549L
Min
AD549S
Min
Typ
Max
Typ
Max
Typ
Max
Typ
Max
Units
INPUT BIAS CURRENT
1
Either Input, V
CM
= 0 V
Either Input, V
CM
=
±
10 V
Either Input at T
MAX
,
V
CM
= 0 V
Offset Current
Offset Current at T
MAX
150
150
250
250
75
75
100
100
40
40
60
60
75
75
100
100
fA
fA
11
50
2.2
4.2
30
1.3
2.8
20
0.85
420
30
125
pA
fA
pA
INPUT OFFSET VOLTAGE
2
Initial Offset
Offset at T
MAX
vs. Temperature
vs. Supply
vs. Supply, T
MIN
to T
MAX
Long-Term Offset Stability
0.5
1.0
1.9
20
100
100
0.15
0.25
0.4
5
32
32
0.3
0.5
0.9
10
32
32
0.3
0.5
2.0
15
32
50
mV
mV
μ
V/
°
C
μ
V/V
μ
V/V
μ
V/Month
10
32
32
15
2
10
10
15
5
10
10
15
10
10
32
15
INPUT VOLTAGE NOISE
f = 0.1 Hz to 10 Hz
f = 10 Hz
f = 100 Hz
f = 1 kHz
f = 10 kHz
4
90
60
35
35
4
90
60
35
35
6
4
90
60
35
35
4
90
60
35
35
μ
V p-p
nV/
√
Hz
nV/
√
Hz
nV/
√
Hz
nV/
√
Hz
INPUT CURRENT NOISE
f = 0.1 Hz to 10 Hz
f = 1 kHz
0.7
0.22
0.5
0.16
0.36
0.11
0.5
0.16
fA rms
fA/
√
Hz
INPUT IMPEDANCE
Differential
V
DIFF
=
±
1
Common Mode
V
CM
=
±
10
10
13
i
1
10
13
i
1
10
13
i
1
10
13
i
1
i
pF
10
15
i
0.8
10
15
i
0.8
10
15
i
0.8
10
15
i
0.8
i
pF
OPEN-LOOP GAIN
V
O
@
±
10 V, R
L
= 10 k
V
O
@
±
10 V, R
L
= 10 k,
T
MIN
to T
MAX
V
O
=
10 V, R
L
= 2 k
V
O
=
±
10 V, R
L
= 2 k,
T
MIN
to T
MAX
300
1000
300
1000
300
1000
300
1000
V/mV
300
100
800
250
300
100
800
250
300
100
800
250
300
100
800
250
V/mV
V/mV
80
200
80
200
80
200
25
150
V/mV
INPUT VOLTAGE RANGE
Differential
3
Common-Mode Voltage
Common-Mode Rejection Ratio
V = +10 V, –10 V
T
MIN
to T
MAX
±
20
+10
±
20
+10
±
20
+10
±
20
+10
V
V
–10
–10
–10
–10
80
76
90
80
90
80
100
90
90
80
100
90
90
80
100
90
dB
dB
OUTPUT CHARACTERISTICS
Voltage @ R
L
= 10 k,
T
MIN
to T
MAX
Voltage @ R
L
= 2 k,
T
MIN
to T
MAX
Short Circuit Current
T
MIN
to T
MAX
Load Capacitance Stability
G = +1
–12
+12
–12
+12
–12
+12
–12
+12
V
–10
15
9
+10
35
–10
15
9
+10
35
–10
15
9
+10
35
–10
15
6
+10
35
V
mA
mA
20
20
20
20
4000
4000
4000
4000
pF
FREQUENCY RESPONSE
Unity Gain, Small Signal
Full Power Response
Slew Rate
Settling Time, 0.1%
Overload Recovery,
50% Overdrive, G = –1
0.7
1.0
50
3
4.5
5
0.7
1.0
50
3
4.5
5
0.7
1.0
50
3
4.5
5
0.7
1.0
50
3
4.5
5
MHz
kHz
V/
μ
s
μ
s
μ
s
2
2
2
2
0.01%
2
2
2
2
μ
s
(@ +25
8
C and V
S
= +15 V dc, unless otherwise noted)
REV. A
–2–
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